Pith Number

pith:KV6PNFGI

pith:2013:KV6PNFGI6DT6UT6RTE7FCHABRM

not attested not anchored not stored refs pending

A rational construction of Lie algebras of type E_7

Victor Petrov

arxiv:1309.7325 v2 · 2013-09-27 · math.RA · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KV6PNFGI6DT6UT6RTE7FCHABRM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:37:23.617282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

557cf694c8f0e7ea4fd1993e511c018b3fcf24503f88a3e965f17f11f8bef4a3

Aliases

arxiv: 1309.7325 · arxiv_version: 1309.7325v2 · doi: 10.48550/arxiv.1309.7325 · pith_short_12: KV6PNFGI6DT6 · pith_short_16: KV6PNFGI6DT6UT6R · pith_short_8: KV6PNFGI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KV6PNFGI6DT6UT6RTE7FCHABRM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 557cf694c8f0e7ea4fd1993e511c018b3fcf24503f88a3e965f17f11f8bef4a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95ec6dcf586f7897c4e6ff1a05012d9ba66bacf0401d8048cd18f53163f66318",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-09-27T18:36:33Z",
    "title_canon_sha256": "8e280f8ce03d784c3f701f02b84ad4fd2e1d6ada063110d6f27ed3c943ba4c5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7325",
    "kind": "arxiv",
    "version": 2
  }
}